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| TM 11-6660-204-25
5-9. Automatic Time-Print Test
a. Test Equipment and Materials.
This test applies only to Frequency-Time Recorders
(1) Multimeter TS-352/U.
RD-88A/TMQ-5 and RD-88B/TMQ-5; it is per-
(2) Test cables W604 (4) and W606 (1).
formed without any power applied to the set.
b. Test Connections and Conditions.
a. Unlock the two panel fasteners on the recorder
(1) With the POWER LINE circuit breakers off,
panel and draw the recorder forward far enough to
remove the fan panel to expose the power supply test
allow acess to the split gear assembly on the bottom
points.
side.
(2) Fold down the front control panel to expose
b. Manually turn the split gear assembly so the
the signal data converter test points.
pen will move to the right. Listen carefully as the
c. Procedure.
indicator point passes 90 chart divisions on the scale;
there should be an audible click as the microswitch
throws.
3 5-5
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